Earthquakes. You need to worry about them only if you're in San Francisco, right? Wrong. We have been making enormous changes to subterranean America, and Mother Earth, as always, has been making some of her own. . . . The consequences for our real estate, our civil engineering, and our communities will be huge because they will include earthquakes most of us do not expect and cannot imagine - at least not without reading Quakeland. Kathryn Miles descends into mines in the Northwest, visits the South to see what the Army Corps of Engineers in Memphis is learning about the next major US quake, uncovers the horrific risks of an earthquake in the Northeast, and interviews the people around the country who are addressing this ground shaking threat.